Home / 1,185,382.25-1,776,277.29-784,587.17

Finding the Fourth Proportional to 1,185,382.25, 1,776,277.29 and 784,587.17

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Solution

The fourth proportional to 1,185,382.25, 1,776,277.29 and 784,587.17 is: 1,175,691.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,382.25 : 1,776,277.29 = 784,587.17 : x
  2. Step 2: Convert to fraction form
    1,185,382.25/1,776,277.29 = 784,587.17/x
  3. Step 3: Cross multiply
    1,185,382.25x = 1,776,277.29 × 784,587.17
  4. Step 4: Simplify right side
    1,185,382.25x = 1,393,644,363,214.98
  5. Step 5: Solve for x
    x = 1,393,644,363,214.98/1,185,382.25
  6. Step 6: Final answer
    x = 1,175,691.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.